Home / 863,955.27-1,294,882.29-611,308.59

Finding the Fourth Proportional to 863,955.27, 1,294,882.29 and 611,308.59

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Solution

The fourth proportional to 863,955.27, 1,294,882.29 and 611,308.59 is: 916,219.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,955.27 : 1,294,882.29 = 611,308.59 : x
  2. Step 2: Convert to fraction form
    863,955.27/1,294,882.29 = 611,308.59/x
  3. Step 3: Cross multiply
    863,955.27x = 1,294,882.29 × 611,308.59
  4. Step 4: Simplify right side
    863,955.27x = 791,572,666,915.87
  5. Step 5: Solve for x
    x = 791,572,666,915.87/863,955.27
  6. Step 6: Final answer
    x = 916,219.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.